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| author | Pavel Březina <pbrezina@redhat.com> | 2016-06-27 11:56:52 +0200 |
|---|---|---|
| committer | Jakub Hrozek <jhrozek@redhat.com> | 2016-06-27 16:34:58 +0200 |
| commit | d6f1b16baf8106d709e3fac585a12789dcb6bd29 (patch) | |
| tree | 28801fa7204da45112d57f60f524adc9b95ded4e /src/sbus/sssd_dbus.h | |
| parent | 725c291ccfa46b08d2713133c227ac8d7203eb2f (diff) | |
| download | sssd-d6f1b16baf8106d709e3fac585a12789dcb6bd29.tar.gz sssd-d6f1b16baf8106d709e3fac585a12789dcb6bd29.tar.xz sssd-d6f1b16baf8106d709e3fac585a12789dcb6bd29.zip | |
SBUS: Add string helper macros
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
Diffstat (limited to 'src/sbus/sssd_dbus.h')
| -rw-r--r-- | src/sbus/sssd_dbus.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/sbus/sssd_dbus.h b/src/sbus/sssd_dbus.h index 170b16bf9..fe1c4a7e1 100644 --- a/src/sbus/sssd_dbus.h +++ b/src/sbus/sssd_dbus.h @@ -61,6 +61,12 @@ struct sbus_request; */ #define SBUS_SUBTREE_SUFFIX "/*" +/** + * It is not possible to send NULL over D-Bus. We can only test if it + * is empty or not. + */ +#define SBUS_IS_STRING_EMPTY(str) ((str) == NULL || (str)[0] == '\0') +#define SBUS_SET_STRING(str) (SBUS_IS_STRING_EMPTY(str) ? NULL : (str)) typedef int (*sbus_msg_handler_fn)(struct sbus_request *dbus_req, |